@Book{Tietze1941,
author  = "Tietze, Heinrich",
title   = "Rekursionsformeln für den Inhalt gewisser Polyeder",
year    = "1941",
address = "München",
series  = "Sitzungsberichte",
volume  = "1941,13",
url     = "https://publikationen.badw.de/en/003399384",
}